/
ColumnFamilyStore.java
3333 lines (2911 loc) · 134 KB
/
ColumnFamilyStore.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.cassandra.db;
import java.io.IOException;
import java.io.PrintStream;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.nio.ByteBuffer;
import java.nio.file.Files;
import java.time.Instant;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.Consumer;
import java.util.function.Supplier;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import javax.management.openmbean.CompositeData;
import javax.management.openmbean.CompositeDataSupport;
import javax.management.openmbean.CompositeType;
import javax.management.openmbean.OpenDataException;
import javax.management.openmbean.OpenType;
import javax.management.openmbean.SimpleType;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Function;
import com.google.common.base.Joiner;
import com.google.common.base.Predicate;
import com.google.common.base.Predicates;
import com.google.common.base.Strings;
import com.google.common.base.Throwables;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import com.google.common.util.concurrent.RateLimiter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.cassandra.cache.CounterCacheKey;
import org.apache.cassandra.cache.IRowCacheEntry;
import org.apache.cassandra.cache.RowCacheKey;
import org.apache.cassandra.cache.RowCacheSentinel;
import org.apache.cassandra.concurrent.ExecutorPlus;
import org.apache.cassandra.concurrent.FutureTask;
import org.apache.cassandra.config.DatabaseDescriptor;
import org.apache.cassandra.config.DurationSpec;
import org.apache.cassandra.db.commitlog.CommitLog;
import org.apache.cassandra.db.commitlog.CommitLogPosition;
import org.apache.cassandra.db.compaction.AbstractCompactionStrategy;
import org.apache.cassandra.db.compaction.CompactionManager;
import org.apache.cassandra.db.compaction.CompactionStrategyManager;
import org.apache.cassandra.db.compaction.OperationType;
import org.apache.cassandra.db.compaction.Verifier;
import org.apache.cassandra.db.filter.ClusteringIndexFilter;
import org.apache.cassandra.db.filter.DataLimits;
import org.apache.cassandra.db.memtable.Flushing;
import org.apache.cassandra.db.memtable.Memtable;
import org.apache.cassandra.db.memtable.ShardBoundaries;
import org.apache.cassandra.db.lifecycle.LifecycleNewTracker;
import org.apache.cassandra.db.lifecycle.LifecycleTransaction;
import org.apache.cassandra.db.lifecycle.SSTableSet;
import org.apache.cassandra.db.lifecycle.Tracker;
import org.apache.cassandra.db.lifecycle.View;
import org.apache.cassandra.db.partitions.CachedPartition;
import org.apache.cassandra.db.partitions.PartitionUpdate;
import org.apache.cassandra.db.repair.CassandraTableRepairManager;
import org.apache.cassandra.db.rows.CellPath;
import org.apache.cassandra.db.streaming.CassandraStreamManager;
import org.apache.cassandra.db.view.TableViews;
import org.apache.cassandra.dht.AbstractBounds;
import org.apache.cassandra.dht.Bounds;
import org.apache.cassandra.dht.IPartitioner;
import org.apache.cassandra.dht.Range;
import org.apache.cassandra.dht.Splitter;
import org.apache.cassandra.dht.Token;
import org.apache.cassandra.exceptions.ConfigurationException;
import org.apache.cassandra.exceptions.StartupException;
import org.apache.cassandra.index.SecondaryIndexManager;
import org.apache.cassandra.index.internal.CassandraIndex;
import org.apache.cassandra.index.transactions.UpdateTransaction;
import org.apache.cassandra.io.FSReadError;
import org.apache.cassandra.io.FSWriteError;
import org.apache.cassandra.io.sstable.Component;
import org.apache.cassandra.io.sstable.Descriptor;
import org.apache.cassandra.io.sstable.SSTable;
import org.apache.cassandra.io.sstable.SSTableId;
import org.apache.cassandra.io.sstable.SSTableIdFactory;
import org.apache.cassandra.io.sstable.SSTableMultiWriter;
import org.apache.cassandra.io.sstable.format.SSTableFormat;
import org.apache.cassandra.io.sstable.format.SSTableReader;
import org.apache.cassandra.io.sstable.format.Version;
import org.apache.cassandra.io.sstable.metadata.MetadataCollector;
import org.apache.cassandra.io.util.File;
import org.apache.cassandra.io.util.FileOutputStreamPlus;
import org.apache.cassandra.io.util.FileUtils;
import org.apache.cassandra.metrics.Sampler;
import org.apache.cassandra.metrics.Sampler.Sample;
import org.apache.cassandra.metrics.Sampler.SamplerType;
import org.apache.cassandra.metrics.TableMetrics;
import org.apache.cassandra.metrics.TopPartitionTracker;
import org.apache.cassandra.repair.TableRepairManager;
import org.apache.cassandra.repair.consistent.admin.CleanupSummary;
import org.apache.cassandra.repair.consistent.admin.PendingStat;
import org.apache.cassandra.schema.ColumnMetadata;
import org.apache.cassandra.schema.CompactionParams;
import org.apache.cassandra.schema.CompactionParams.TombstoneOption;
import org.apache.cassandra.schema.CompressionParams;
import org.apache.cassandra.schema.IndexMetadata;
import org.apache.cassandra.schema.Schema;
import org.apache.cassandra.schema.SchemaConstants;
import org.apache.cassandra.schema.TableId;
import org.apache.cassandra.schema.TableMetadata;
import org.apache.cassandra.schema.TableMetadataRef;
import org.apache.cassandra.schema.TableParams;
import org.apache.cassandra.service.ActiveRepairService;
import org.apache.cassandra.service.CacheService;
import org.apache.cassandra.service.StorageService;
import org.apache.cassandra.service.paxos.Ballot;
import org.apache.cassandra.service.paxos.PaxosRepairHistory;
import org.apache.cassandra.service.paxos.TablePaxosRepairHistory;
import org.apache.cassandra.service.snapshot.SnapshotManifest;
import org.apache.cassandra.service.snapshot.TableSnapshot;
import org.apache.cassandra.streaming.TableStreamManager;
import org.apache.cassandra.utils.ByteBufferUtil;
import org.apache.cassandra.utils.DefaultValue;
import org.apache.cassandra.utils.ExecutorUtils;
import org.apache.cassandra.utils.FBUtilities;
import org.apache.cassandra.utils.JVMStabilityInspector;
import org.apache.cassandra.utils.MBeanWrapper;
import org.apache.cassandra.utils.NoSpamLogger;
import org.apache.cassandra.utils.TimeUUID;
import org.apache.cassandra.utils.WrappedRunnable;
import org.apache.cassandra.utils.concurrent.CountDownLatch;
import org.apache.cassandra.utils.concurrent.Future;
import org.apache.cassandra.utils.concurrent.OpOrder;
import org.apache.cassandra.utils.concurrent.Refs;
import org.apache.cassandra.utils.concurrent.UncheckedInterruptedException;
import static com.google.common.base.Throwables.propagate;
import static java.util.concurrent.TimeUnit.NANOSECONDS;
import static org.apache.cassandra.concurrent.ExecutorFactory.Global.executorFactory;
import static org.apache.cassandra.config.DatabaseDescriptor.getFlushWriters;
import static org.apache.cassandra.db.commitlog.CommitLogPosition.NONE;
import static org.apache.cassandra.utils.Clock.Global.currentTimeMillis;
import static org.apache.cassandra.utils.Clock.Global.nanoTime;
import static org.apache.cassandra.utils.FBUtilities.now;
import static org.apache.cassandra.utils.Throwables.maybeFail;
import static org.apache.cassandra.utils.Throwables.merge;
import static org.apache.cassandra.utils.concurrent.CountDownLatch.newCountDownLatch;
public class ColumnFamilyStore implements ColumnFamilyStoreMBean, Memtable.Owner
{
private static final Logger logger = LoggerFactory.getLogger(ColumnFamilyStore.class);
/*
We keep a pool of threads for each data directory, size of each pool is memtable_flush_writers.
When flushing we start a Flush runnable in the flushExecutor. Flush calculates how to split the
memtable ranges over the existing data directories and creates a FlushRunnable for each of the directories.
The FlushRunnables are executed in the perDiskflushExecutors and the Flush will block until all FlushRunnables
are finished. By having flushExecutor size the same size as each of the perDiskflushExecutors we make sure we can
have that many flushes going at the same time.
*/
private static final ExecutorPlus flushExecutor = executorFactory()
.withJmxInternal()
.pooled("MemtableFlushWriter", getFlushWriters());
// post-flush executor is single threaded to provide guarantee that any flush Future on a CF will never return until prior flushes have completed
private static final ExecutorPlus postFlushExecutor = executorFactory()
.withJmxInternal()
.sequential("MemtablePostFlush");
private static final ExecutorPlus reclaimExecutor = executorFactory()
.withJmxInternal()
.sequential("MemtableReclaimMemory");
private static final PerDiskFlushExecutors perDiskflushExecutors = new PerDiskFlushExecutors(DatabaseDescriptor.getFlushWriters(),
DatabaseDescriptor.getNonLocalSystemKeyspacesDataFileLocations(),
DatabaseDescriptor.useSpecificLocationForLocalSystemData());
/**
* Reason for initiating a memtable flush.
*/
public enum FlushReason
{
COMMITLOG_DIRTY,
MEMTABLE_LIMIT,
MEMTABLE_PERIOD_EXPIRED,
INDEX_BUILD_STARTED,
INDEX_BUILD_COMPLETED,
INDEX_REMOVED,
INDEX_TABLE_FLUSH,
VIEW_BUILD_STARTED,
INTERNALLY_FORCED, // explicitly requested flush, necessary for the operation of an internal table
USER_FORCED, // flush explicitly requested by the user (e.g. nodetool flush)
STARTUP,
DRAIN,
SNAPSHOT,
TRUNCATE,
DROP,
STREAMING,
STREAMS_RECEIVED,
VALIDATION,
ANTICOMPACTION,
SCHEMA_CHANGE,
OWNED_RANGES_CHANGE,
UNIT_TESTS // explicitly requested flush needed for a test
}
private static final String[] COUNTER_NAMES = new String[]{"table", "count", "error", "value"};
private static final String[] COUNTER_DESCS = new String[]
{ "keyspace.tablename",
"number of occurances",
"error bounds",
"value" };
private static final CompositeType COUNTER_COMPOSITE_TYPE;
private static final String SAMPLING_RESULTS_NAME = "SAMPLING_RESULTS";
public static final String SNAPSHOT_TRUNCATE_PREFIX = "truncated";
public static final String SNAPSHOT_DROP_PREFIX = "dropped";
static final String TOKEN_DELIMITER = ":";
static
{
try
{
OpenType<?>[] counterTypes = new OpenType[] { SimpleType.STRING, SimpleType.LONG, SimpleType.LONG, SimpleType.STRING };
COUNTER_COMPOSITE_TYPE = new CompositeType(SAMPLING_RESULTS_NAME, SAMPLING_RESULTS_NAME, COUNTER_NAMES, COUNTER_DESCS, counterTypes);
} catch (OpenDataException e)
{
throw new RuntimeException(e);
}
}
public final Keyspace keyspace;
public final String name;
public final TableMetadataRef metadata;
private final String mbeanName;
@Deprecated
private final String oldMBeanName;
private volatile boolean valid = true;
private volatile Memtable.Factory memtableFactory;
/**
* Memtables and SSTables on disk for this column family.
*
* We synchronize on the Tracker to ensure isolation when we want to make sure
* that the memtable we're acting on doesn't change out from under us. I.e., flush
* syncronizes on it to make sure it can submit on both executors atomically,
* so anyone else who wants to make sure flush doesn't interfere should as well.
*/
private final Tracker data;
/* The read order, used to track accesses to off-heap memtable storage */
public final OpOrder readOrdering = new OpOrder();
/* This is used to generate the next index for a SSTable */
private final Supplier<? extends SSTableId> sstableIdGenerator;
public final SecondaryIndexManager indexManager;
public final TableViews viewManager;
/* These are locally held copies to be changed from the config during runtime */
private volatile DefaultValue<Integer> minCompactionThreshold;
private volatile DefaultValue<Integer> maxCompactionThreshold;
private volatile DefaultValue<Double> crcCheckChance;
private final CompactionStrategyManager compactionStrategyManager;
private final Directories directories;
public final TableMetrics metric;
public volatile long sampleReadLatencyNanos;
public volatile long additionalWriteLatencyNanos;
private final CassandraTableWriteHandler writeHandler;
private final CassandraStreamManager streamManager;
private final TableRepairManager repairManager;
public final TopPartitionTracker topPartitions;
private final SSTableImporter sstableImporter;
private volatile boolean compactionSpaceCheck = true;
@VisibleForTesting
final DiskBoundaryManager diskBoundaryManager = new DiskBoundaryManager();
private volatile ShardBoundaries cachedShardBoundaries = null;
private volatile boolean neverPurgeTombstones = false;
private class PaxosRepairHistoryLoader
{
private TablePaxosRepairHistory history;
TablePaxosRepairHistory get()
{
if (history != null)
return history;
synchronized (this)
{
if (history != null)
return history;
history = TablePaxosRepairHistory.load(keyspace.getName(), name);
return history;
}
}
}
private final PaxosRepairHistoryLoader paxosRepairHistory = new PaxosRepairHistoryLoader();
public static void shutdownPostFlushExecutor() throws InterruptedException
{
postFlushExecutor.shutdown();
postFlushExecutor.awaitTermination(60, TimeUnit.SECONDS);
}
public static void shutdownExecutorsAndWait(long timeout, TimeUnit unit) throws InterruptedException, TimeoutException
{
List<ExecutorService> executors = new ArrayList<>();
Collections.addAll(executors, reclaimExecutor, postFlushExecutor, flushExecutor);
perDiskflushExecutors.appendAllExecutors(executors);
ExecutorUtils.shutdownAndWait(timeout, unit, executors);
}
public void reload()
{
// metadata object has been mutated directly. make all the members jibe with new settings.
// only update these runtime-modifiable settings if they have not been modified.
if (!minCompactionThreshold.isModified())
for (ColumnFamilyStore cfs : concatWithIndexes())
cfs.minCompactionThreshold = new DefaultValue(metadata().params.compaction.minCompactionThreshold());
if (!maxCompactionThreshold.isModified())
for (ColumnFamilyStore cfs : concatWithIndexes())
cfs.maxCompactionThreshold = new DefaultValue(metadata().params.compaction.maxCompactionThreshold());
if (!crcCheckChance.isModified())
for (ColumnFamilyStore cfs : concatWithIndexes())
cfs.crcCheckChance = new DefaultValue(metadata().params.crcCheckChance);
compactionStrategyManager.maybeReload(metadata());
indexManager.reload();
memtableFactory = metadata().params.memtable.factory();
switchMemtableOrNotify(FlushReason.SCHEMA_CHANGE, Memtable::metadataUpdated);
}
public static Runnable getBackgroundCompactionTaskSubmitter()
{
return () -> {
for (Keyspace keyspace : Keyspace.all())
for (ColumnFamilyStore cfs : keyspace.getColumnFamilyStores())
CompactionManager.instance.submitBackground(cfs);
};
}
public Map<String, String> getCompactionParameters()
{
return compactionStrategyManager.getCompactionParams().asMap();
}
public String getCompactionParametersJson()
{
return FBUtilities.json(getCompactionParameters());
}
public void setCompactionParameters(Map<String, String> options)
{
try
{
CompactionParams compactionParams = CompactionParams.fromMap(options);
compactionParams.validate();
compactionStrategyManager.setNewLocalCompactionStrategy(compactionParams);
}
catch (Throwable t)
{
logger.error("Could not set new local compaction strategy", t);
// dont propagate the ConfigurationException over jmx, user will only see a ClassNotFoundException
throw new IllegalArgumentException("Could not set new local compaction strategy: "+t.getMessage());
}
}
public void setCompactionParametersJson(String options)
{
setCompactionParameters(FBUtilities.fromJsonMap(options));
}
public Map<String,String> getCompressionParameters()
{
return metadata.getLocal().params.compression.asMap();
}
public String getCompressionParametersJson()
{
return FBUtilities.json(getCompressionParameters());
}
public void setCompressionParameters(Map<String,String> opts)
{
try
{
CompressionParams params = CompressionParams.fromMap(opts);
params.validate();
metadata.setLocalOverrides(metadata().unbuild().compression(params).build());
}
catch (ConfigurationException e)
{
throw new IllegalArgumentException(e.getMessage());
}
}
public void setCompressionParametersJson(String options)
{
setCompressionParameters(FBUtilities.fromJsonMap(options));
}
@VisibleForTesting
public ColumnFamilyStore(Keyspace keyspace,
String columnFamilyName,
Supplier<? extends SSTableId> sstableIdGenerator,
TableMetadataRef metadata,
Directories directories,
boolean loadSSTables,
boolean registerBookeeping,
boolean offline)
{
assert directories != null;
assert metadata != null : "null metadata for " + keyspace + ':' + columnFamilyName;
this.keyspace = keyspace;
this.metadata = metadata;
this.directories = directories;
name = columnFamilyName;
minCompactionThreshold = new DefaultValue<>(metadata.get().params.compaction.minCompactionThreshold());
maxCompactionThreshold = new DefaultValue<>(metadata.get().params.compaction.maxCompactionThreshold());
crcCheckChance = new DefaultValue<>(metadata.get().params.crcCheckChance);
viewManager = keyspace.viewManager.forTable(metadata.id);
this.sstableIdGenerator = sstableIdGenerator;
sampleReadLatencyNanos = DatabaseDescriptor.getReadRpcTimeout(NANOSECONDS) / 2;
additionalWriteLatencyNanos = DatabaseDescriptor.getWriteRpcTimeout(NANOSECONDS) / 2;
memtableFactory = metadata.get().params.memtable.factory();
logger.info("Initializing {}.{}", keyspace.getName(), name);
// Create Memtable and its metrics object only on online
Memtable initialMemtable = null;
TableMetrics.ReleasableMetric memtableMetrics = null;
if (DatabaseDescriptor.isDaemonInitialized())
{
initialMemtable = createMemtable(new AtomicReference<>(CommitLog.instance.getCurrentPosition()));
memtableMetrics = memtableFactory.createMemtableMetrics(metadata);
}
data = new Tracker(this, initialMemtable, loadSSTables);
// Note that this needs to happen before we load the first sstables, or the global sstable tracker will not
// be notified on the initial loading.
data.subscribe(StorageService.instance.sstablesTracker);
Collection<SSTableReader> sstables = null;
// scan for sstables corresponding to this cf and load them
if (data.loadsstables)
{
Directories.SSTableLister sstableFiles = directories.sstableLister(Directories.OnTxnErr.IGNORE).skipTemporary(true);
sstables = SSTableReader.openAll(sstableFiles.list().entrySet(), metadata);
data.addInitialSSTablesWithoutUpdatingSize(sstables);
}
// compaction strategy should be created after the CFS has been prepared
compactionStrategyManager = new CompactionStrategyManager(this);
if (maxCompactionThreshold.value() <= 0 || minCompactionThreshold.value() <=0)
{
logger.warn("Disabling compaction strategy by setting compaction thresholds to 0 is deprecated, set the compaction option 'enabled' to 'false' instead.");
this.compactionStrategyManager.disable();
}
// create the private ColumnFamilyStores for the secondary column indexes
indexManager = new SecondaryIndexManager(this);
for (IndexMetadata info : metadata.get().indexes)
{
indexManager.addIndex(info, true);
}
metric = new TableMetrics(this, memtableMetrics);
if (data.loadsstables)
{
data.updateInitialSSTableSize(sstables);
}
if (registerBookeeping)
{
// register the mbean
mbeanName = getTableMBeanName(keyspace.getName(), name, isIndex());
oldMBeanName = getColumnFamilieMBeanName(keyspace.getName(), name, isIndex());
String[] objectNames = {mbeanName, oldMBeanName};
for (String objectName : objectNames)
MBeanWrapper.instance.registerMBean(this, objectName);
}
else
{
mbeanName = null;
oldMBeanName= null;
}
writeHandler = new CassandraTableWriteHandler(this);
streamManager = new CassandraStreamManager(this);
repairManager = new CassandraTableRepairManager(this);
sstableImporter = new SSTableImporter(this);
if (SchemaConstants.isSystemKeyspace(keyspace.getName()))
topPartitions = null;
else
topPartitions = new TopPartitionTracker(metadata());
}
public static String getTableMBeanName(String ks, String name, boolean isIndex)
{
return String.format("org.apache.cassandra.db:type=%s,keyspace=%s,table=%s",
isIndex ? "IndexTables" : "Tables",
ks, name);
}
public static String getColumnFamilieMBeanName(String ks, String name, boolean isIndex)
{
return String.format("org.apache.cassandra.db:type=%s,keyspace=%s,columnfamily=%s",
isIndex ? "IndexColumnFamilies" : "ColumnFamilies",
ks, name);
}
public void updateSpeculationThreshold()
{
try
{
sampleReadLatencyNanos = metadata().params.speculativeRetry.calculateThreshold(metric.coordinatorReadLatency, sampleReadLatencyNanos);
additionalWriteLatencyNanos = metadata().params.additionalWritePolicy.calculateThreshold(metric.coordinatorWriteLatency, additionalWriteLatencyNanos);
}
catch (Throwable e)
{
logger.error("Exception caught while calculating speculative retry threshold for {}: {}", metadata(), e);
}
}
public TableWriteHandler getWriteHandler()
{
return writeHandler;
}
public TableStreamManager getStreamManager()
{
return streamManager;
}
public TableRepairManager getRepairManager()
{
return repairManager;
}
public TableMetadata metadata()
{
return metadata.get();
}
public Directories getDirectories()
{
return directories;
}
public List<String> getDataPaths() throws IOException
{
List<String> dataPaths = new ArrayList<>();
for (File dataPath : directories.getCFDirectories())
{
dataPaths.add(dataPath.canonicalPath());
}
return dataPaths;
}
public boolean writesShouldSkipCommitLog()
{
return memtableFactory.writesShouldSkipCommitLog();
}
public boolean memtableWritesAreDurable()
{
return memtableFactory.writesAreDurable();
}
public boolean streamToMemtable()
{
return memtableFactory.streamToMemtable();
}
public boolean streamFromMemtable()
{
return memtableFactory.streamFromMemtable();
}
public SSTableMultiWriter createSSTableMultiWriter(Descriptor descriptor, long keyCount, long repairedAt, TimeUUID pendingRepair, boolean isTransient, int sstableLevel, SerializationHeader header, LifecycleNewTracker lifecycleNewTracker)
{
MetadataCollector collector = new MetadataCollector(metadata().comparator).sstableLevel(sstableLevel);
return createSSTableMultiWriter(descriptor, keyCount, repairedAt, pendingRepair, isTransient, collector, header, lifecycleNewTracker);
}
public SSTableMultiWriter createSSTableMultiWriter(Descriptor descriptor, long keyCount, long repairedAt, TimeUUID pendingRepair, boolean isTransient, MetadataCollector metadataCollector, SerializationHeader header, LifecycleNewTracker lifecycleNewTracker)
{
return getCompactionStrategyManager().createSSTableMultiWriter(descriptor, keyCount, repairedAt, pendingRepair, isTransient, metadataCollector, header, indexManager.listIndexes(), lifecycleNewTracker);
}
public boolean supportsEarlyOpen()
{
return compactionStrategyManager.supportsEarlyOpen();
}
/** call when dropping or renaming a CF. Performs mbean housekeeping and invalidates CFS to other operations */
public void invalidate()
{
invalidate(true, true);
}
public void invalidate(boolean expectMBean)
{
invalidate(expectMBean, true);
}
public void invalidate(boolean expectMBean, boolean dropData)
{
// disable and cancel in-progress compactions before invalidating
valid = false;
try
{
unregisterMBean();
}
catch (Exception e)
{
if (expectMBean)
{
JVMStabilityInspector.inspectThrowable(e);
// this shouldn't block anything.
logger.warn("Failed unregistering mbean: {}", mbeanName, e);
}
}
compactionStrategyManager.shutdown();
SystemKeyspace.removeTruncationRecord(metadata.id);
if (dropData)
{
data.dropSSTables();
LifecycleTransaction.waitForDeletions();
}
indexManager.dropAllIndexes(dropData);
invalidateCaches();
if (topPartitions != null)
topPartitions.close();
}
/**
* Removes every SSTable in the directory from the Tracker's view.
* @param directory the unreadable directory, possibly with SSTables in it, but not necessarily.
*/
void maybeRemoveUnreadableSSTables(File directory)
{
data.removeUnreadableSSTables(directory);
}
void unregisterMBean() throws MalformedObjectNameException
{
ObjectName[] objectNames = {new ObjectName(mbeanName), new ObjectName(oldMBeanName)};
for (ObjectName objectName : objectNames)
{
if (MBeanWrapper.instance.isRegistered(objectName))
MBeanWrapper.instance.unregisterMBean(objectName);
}
// unregister metrics
metric.release();
}
public static ColumnFamilyStore createColumnFamilyStore(Keyspace keyspace, TableMetadataRef metadata, boolean loadSSTables)
{
return createColumnFamilyStore(keyspace, metadata.name, metadata, loadSSTables);
}
public static ColumnFamilyStore createColumnFamilyStore(Keyspace keyspace,
String columnFamily,
TableMetadataRef metadata,
boolean loadSSTables)
{
Directories directories = new Directories(metadata.get());
return createColumnFamilyStore(keyspace, columnFamily, metadata, directories, loadSSTables, true, false);
}
/** This is only directly used by offline tools */
public static synchronized ColumnFamilyStore createColumnFamilyStore(Keyspace keyspace,
String columnFamily,
TableMetadataRef metadata,
Directories directories,
boolean loadSSTables,
boolean registerBookkeeping,
boolean offline)
{
return new ColumnFamilyStore(keyspace, columnFamily,
directories.getUIDGenerator(SSTableIdFactory.instance.defaultBuilder()),
metadata, directories, loadSSTables, registerBookkeeping, offline);
}
/**
* Removes unnecessary files from the cf directory at startup: these include temp files, orphans, zero-length files
* and compacted sstables. Files that cannot be recognized will be ignored.
*/
public static void scrubDataDirectories(TableMetadata metadata) throws StartupException
{
Directories directories = new Directories(metadata);
Set<File> cleanedDirectories = new HashSet<>();
// clear ephemeral snapshots that were not properly cleared last session (CASSANDRA-7357)
clearEphemeralSnapshots(directories);
directories.removeTemporaryDirectories();
logger.trace("Removing temporary or obsoleted files from unfinished operations for table {}", metadata.name);
if (!LifecycleTransaction.removeUnfinishedLeftovers(metadata))
throw new StartupException(StartupException.ERR_WRONG_DISK_STATE,
String.format("Cannot remove temporary or obsoleted files for %s due to a problem with transaction " +
"log files. Please check records with problems in the log messages above and fix them. " +
"Refer to the 3.0 upgrading instructions in NEWS.txt " +
"for a description of transaction log files.", metadata.toString()));
logger.trace("Further extra check for orphan sstable files for {}", metadata.name);
for (Map.Entry<Descriptor,Set<Component>> sstableFiles : directories.sstableLister(Directories.OnTxnErr.IGNORE).list().entrySet())
{
Descriptor desc = sstableFiles.getKey();
File directory = desc.directory;
Set<Component> components = sstableFiles.getValue();
if (!cleanedDirectories.contains(directory))
{
cleanedDirectories.add(directory);
for (File tmpFile : desc.getTemporaryFiles())
{
logger.info("Removing unfinished temporary file {}", tmpFile);
tmpFile.tryDelete();
}
}
File dataFile = new File(desc.filenameFor(Component.DATA));
if (components.contains(Component.DATA) && dataFile.length() > 0)
// everything appears to be in order... moving on.
continue;
// missing the DATA file! all components are orphaned
logger.warn("Removing orphans for {}: {}", desc, components);
for (Component component : components)
{
File file = new File(desc.filenameFor(component));
if (file.exists())
FileUtils.deleteWithConfirm(desc.filenameFor(component));
}
}
// cleanup incomplete saved caches
Pattern tmpCacheFilePattern = Pattern.compile(metadata.keyspace + '-' + metadata.name + "-(Key|Row)Cache.*\\.tmp$");
File dir = new File(DatabaseDescriptor.getSavedCachesLocation());
if (dir.exists())
{
assert dir.isDirectory();
for (File file : dir.tryList())
if (tmpCacheFilePattern.matcher(file.name()).matches())
if (!file.tryDelete())
logger.warn("could not delete {}", file.absolutePath());
}
// also clean out any index leftovers.
for (IndexMetadata index : metadata.indexes)
if (!index.isCustom())
{
TableMetadata indexMetadata = CassandraIndex.indexCfsMetadata(metadata, index);
scrubDataDirectories(indexMetadata);
}
}
/**
* See #{@code StorageService.importNewSSTables} for more info
*
* @param ksName The keyspace name
* @param cfName The columnFamily name
*/
public static void loadNewSSTables(String ksName, String cfName)
{
/* ks/cf existence checks will be done by open and getCFS methods for us */
Keyspace keyspace = Keyspace.open(ksName);
keyspace.getColumnFamilyStore(cfName).loadNewSSTables();
}
@Deprecated
public void loadNewSSTables()
{
SSTableImporter.Options options = SSTableImporter.Options.options().resetLevel(true).build();
sstableImporter.importNewSSTables(options);
}
/**
* #{@inheritDoc}
*/
public synchronized List<String> importNewSSTables(Set<String> srcPaths, boolean resetLevel, boolean clearRepaired, boolean verifySSTables, boolean verifyTokens, boolean invalidateCaches, boolean extendedVerify, boolean copyData)
{
SSTableImporter.Options options = SSTableImporter.Options.options(srcPaths)
.resetLevel(resetLevel)
.clearRepaired(clearRepaired)
.verifySSTables(verifySSTables)
.verifyTokens(verifyTokens)
.invalidateCaches(invalidateCaches)
.extendedVerify(extendedVerify)
.copyData(copyData).build();
return sstableImporter.importNewSSTables(options);
}
public List<String> importNewSSTables(Set<String> srcPaths, boolean resetLevel, boolean clearRepaired, boolean verifySSTables, boolean verifyTokens, boolean invalidateCaches, boolean extendedVerify)
{
return importNewSSTables(srcPaths, resetLevel, clearRepaired, verifySSTables, verifyTokens, invalidateCaches, extendedVerify, false);
}
Descriptor getUniqueDescriptorFor(Descriptor descriptor, File targetDirectory)
{
Descriptor newDescriptor;
do
{
newDescriptor = new Descriptor(descriptor.version,
targetDirectory,
descriptor.ksname,
descriptor.cfname,
// Increment the generation until we find a filename that doesn't exist. This is needed because the new
// SSTables that are being loaded might already use these generation numbers.
sstableIdGenerator.get(),
descriptor.formatType);
}
while (newDescriptor.fileFor(Component.DATA).exists());
return newDescriptor;
}
public void rebuildSecondaryIndex(String idxName)
{
rebuildSecondaryIndex(keyspace.getName(), metadata.name, idxName);
}
public static void rebuildSecondaryIndex(String ksName, String cfName, String... idxNames)
{
ColumnFamilyStore cfs = Keyspace.open(ksName).getColumnFamilyStore(cfName);
logger.info("User Requested secondary index re-build for {}/{} indexes: {}", ksName, cfName, Joiner.on(',').join(idxNames));
cfs.indexManager.rebuildIndexesBlocking(Sets.newHashSet(Arrays.asList(idxNames)));
}
public AbstractCompactionStrategy createCompactionStrategyInstance(CompactionParams compactionParams)
{
try
{
Constructor<? extends AbstractCompactionStrategy> constructor =
compactionParams.klass().getConstructor(ColumnFamilyStore.class, Map.class);
return constructor.newInstance(this, compactionParams.options());
}
catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException | InstantiationException e)
{
throw new RuntimeException(e);
}
}
@Deprecated
public String getColumnFamilyName()
{
return getTableName();
}
public String getTableName()
{
return name;
}
public Descriptor newSSTableDescriptor(File directory)
{
return newSSTableDescriptor(directory, SSTableFormat.Type.current().info.getLatestVersion(), SSTableFormat.Type.current());
}
public Descriptor newSSTableDescriptor(File directory, SSTableFormat.Type format)
{
return newSSTableDescriptor(directory, format.info.getLatestVersion(), format);
}
public Descriptor newSSTableDescriptor(File directory, Version version, SSTableFormat.Type format)
{
Descriptor newDescriptor = new Descriptor(version,
directory,
keyspace.getName(),
name,
sstableIdGenerator.get(),
format);
assert !newDescriptor.fileFor(Component.DATA).exists();
return newDescriptor;
}
/**
* Checks with the memtable if it should be switched for the given reason, and if not, calls the specified
* notification method.
*/
private void switchMemtableOrNotify(FlushReason reason, Consumer<Memtable> elseNotify)
{
Memtable currentMemtable = data.getView().getCurrentMemtable();
if (currentMemtable.shouldSwitch(reason))
switchMemtableIfCurrent(currentMemtable, reason);
else
elseNotify.accept(currentMemtable);
}
/**
* Switches the memtable iff the live memtable is the one provided
*
* @param memtable
*/
public Future<CommitLogPosition> switchMemtableIfCurrent(Memtable memtable, FlushReason reason)
{
synchronized (data)
{
if (data.getView().getCurrentMemtable() == memtable)
return switchMemtable(reason);
}
logger.debug("Memtable is no longer current, returning future that completes when current flushing operation completes");
return waitForFlushes();
}
/*
* switchMemtable puts Memtable.getSortedContents on the writer executor. When the write is complete,
* we turn the writer into an SSTableReader and add it to ssTables where it is available for reads.
* This method does not block except for synchronizing on Tracker, but the Future it returns will
* not complete until the Memtable (and all prior Memtables) have been successfully flushed, and the CL
* marked clean up to the position owned by the Memtable.
*/
@VisibleForTesting
public Future<CommitLogPosition> switchMemtable(FlushReason reason)
{
synchronized (data)
{
logFlush(reason);
Flush flush = new Flush(false);
flushExecutor.execute(flush);
postFlushExecutor.execute(flush.postFlushTask);
return flush.postFlushTask;
}
}
// print out size of all memtables we're enqueuing